The Girl Who Leapt Through Time
Yasutaka Tsutsui
Tatham Mound
Piers Anthony
The Boxes
William Sleator
Tom Clancy's Net Force: State of War
Tom Clancy & Steve Perry & Steve Pieczenik
Winterheim
Doug Niles
Fablehaven
Brandon Mull
High Wizardry
Diane Duane
Young Wizards (3)
Mossflower
Brian Jacques
Redwall (3)
The Heroes of Olympus: The Demigod Diaries
Rick Riordan